HK1058094A1 - Multiplierless pyramid filter - Google Patents

Multiplierless pyramid filter

Info

Publication number
HK1058094A1
HK1058094A1 HK04100810A HK04100810A HK1058094A1 HK 1058094 A1 HK1058094 A1 HK 1058094A1 HK 04100810 A HK04100810 A HK 04100810A HK 04100810 A HK04100810 A HK 04100810A HK 1058094 A1 HK1058094 A1 HK 1058094A1
Authority
HK
Hong Kong
Prior art keywords
pyramid filter
multiplierless pyramid
multiplierless
filter
pyramid
Prior art date
Application number
HK04100810A
Inventor
Tinku Acharya
Original Assignee
Intel Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Intel Corp filed Critical Intel Corp
Publication of HK1058094A1 publication Critical patent/HK1058094A1/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/40075—Descreening, i.e. converting a halftone signal into a corresponding continuous-tone signal; Rescreening, i.e. combined descreening and halftoning
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/11—Region-based segmentation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/194—Segmentation; Edge detection involving foreground-background segmentation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20016—Hierarchical, coarse-to-fine, multiscale or multiresolution image processing; Pyramid transform

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Complex Calculations (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Measurement Of Radiation (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Optical Filters (AREA)
  • Optical Integrated Circuits (AREA)
  • Networks Using Active Elements (AREA)
  • Facsimile Image Signal Circuits (AREA)

Abstract

Embodiments of a multiplierless pyramid filter are described.
HK04100810A 2001-01-03 2004-02-06 Multiplierless pyramid filter HK1058094A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/754,684 US6662200B2 (en) 2001-01-03 2001-01-03 Multiplierless pyramid filter
PCT/US2001/050533 WO2002054350A2 (en) 2001-01-03 2001-12-27 Multiplierless pyramid filter

Publications (1)

Publication Number Publication Date
HK1058094A1 true HK1058094A1 (en) 2004-04-30

Family

ID=25035861

Family Applications (1)

Application Number Title Priority Date Filing Date
HK04100810A HK1058094A1 (en) 2001-01-03 2004-02-06 Multiplierless pyramid filter

Country Status (11)

Country Link
US (1) US6662200B2 (en)
EP (1) EP1350224B1 (en)
JP (1) JP2004527025A (en)
KR (1) KR100550242B1 (en)
CN (2) CN1223202C (en)
AT (1) ATE320050T1 (en)
AU (1) AU2002243374A1 (en)
DE (1) DE60117848T2 (en)
HK (1) HK1058094A1 (en)
TW (1) TWI223213B (en)
WO (1) WO2002054350A2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6563439B1 (en) 2000-10-31 2003-05-13 Intel Corporation Method of performing Huffman decoding
US6636167B1 (en) 2000-10-31 2003-10-21 Intel Corporation Method of generating Huffman code length information
EP1441440A1 (en) * 2001-09-10 2004-07-28 Neuro Solution Corp. Digital filter and its designing method
US6944640B2 (en) * 2001-12-28 2005-09-13 Intel Corporation Progressive two-dimensional (2D) pyramid filter
CN1938947A (en) * 2004-02-17 2007-03-28 神经网路处理有限公司 Digital filter design method and device, digital filter design program, and digital filter
US7904841B1 (en) 2007-10-12 2011-03-08 Lockheed Martin Corporation Method and system for optimizing digital filters

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4674125A (en) 1983-06-27 1987-06-16 Rca Corporation Real-time hierarchal pyramid signal processing apparatus
US4703514A (en) 1985-09-16 1987-10-27 Rca Corporation Programmed implementation of real-time multiresolution signal processing apparatus
US4829378A (en) 1988-06-09 1989-05-09 Bell Communications Research, Inc. Sub-band coding of images with low computational complexity
US5359674A (en) 1991-12-11 1994-10-25 David Sarnoff Research Center, Inc. Pyramid processor integrated circuit
TW290769B (en) * 1994-11-15 1996-11-11 Matsushita Electric Ind Co Ltd

Also Published As

Publication number Publication date
US6662200B2 (en) 2003-12-09
EP1350224A2 (en) 2003-10-08
CN1223202C (en) 2005-10-12
JP2004527025A (en) 2004-09-02
CN1694485A (en) 2005-11-09
DE60117848T2 (en) 2006-08-17
TWI223213B (en) 2004-11-01
US20020087607A1 (en) 2002-07-04
CN100345437C (en) 2007-10-24
CN1493156A (en) 2004-04-28
WO2002054350A3 (en) 2003-01-23
AU2002243374A1 (en) 2002-07-16
KR20030076599A (en) 2003-09-26
WO2002054350A2 (en) 2002-07-11
EP1350224B1 (en) 2006-03-08
ATE320050T1 (en) 2006-03-15
DE60117848D1 (en) 2006-05-04
KR100550242B1 (en) 2006-02-08

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20091227